• Session Required
• ex. /api/v1/hostgroup/343/aggregators
• numerator: 分子
• denominator: 分母
• step: 汇报周期（秒为单位）

Response

Status: 200 [ { "id": 13, "grp_id": 343, "numerator": "$(cpu.idle)", "denominator": "2", "endpoint": "testenp", "metric": "test.idle", "tags": "", "ds_type": "GAUGE", "step": 60, "creator": "root" }, { "id": 14, "grp_id": 343, "numerator": "$(cpu.idle)", "denominator": "2", "endpoint": "testenp", "metric": "test.idle", "tags": "", "ds_type": "GAUGE", "step": 60, "creator": "root" } ]